It's the stuff of legend: goggles, leathercaps, and fluttering white scarves, brightly-colored canvas-and-wood aircraft clashing in battle, just barely past the fledgling stage of human flight. The ...

After years of rumors and experimentation behind closed doors, the Mazda rotary engine is officially back. The Vision X-Coupe, a plug-in hybrid concept showcased at the 2025 Japan Mobility Show, has ...

How the 13B-MSP Renesis evolved from earlier Mazda rotary designs, technical features explained, and common problems and maintenance issues discussed. The 13B-MSP Renesis rotary engine powered the ...

Many Mazda employees want a new rotary sports car, and this could be the “push” the company needs, but at what cost?

Think you know everything about rotary engines? Well have you ever heard of the bi-rotary engine that mixes pistons and ...

In a world dominated by pistons, the rotary engine was something different for motorists. It was the vision of German engineer Felix Wankel, built on the belief that the up-and-down motion of pistons ...

Or engines that brands made famous. It's hard to tell sometimes.

Long before Felix Wankel became synonymous with rotary engines, an inventive Hungarian-American engineer named Stephen M. Balzer secured one of the earliest patents for a rotary-powered automobile on ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Although numerous rotary aircraft ...